keep mouse pos

src/main/java/com/glodblock/github/client/gui/base/FCGuiMonitor.java

@@ -56,6 +56,7 @@ import com.glodblock.github.inventory.gui.GuiType;
 import com.glodblock.github.network.CPacketInventoryAction;
 import com.glodblock.github.util.Ae2ReflectClient;
 import com.glodblock.github.util.ModAndClassUtil;
+import com.glodblock.github.util.Util;
 
 public abstract class FCGuiMonitor<T extends IAEStack<T>> extends AEBaseMEGui
         implements ISortSource, IConfigManagerHost, IDropToFillTextField {
@@ -343,7 +344,10 @@ public abstract class FCGuiMonitor<T extends IAEStack<T>> extends AEBaseMEGui
 
         craftingGridOffsetX -= 25;
         craftingGridOffsetY -= 6;
-        if (drawSwitchGuiBtn) drawSwitchGuiBtns();
+        if (drawSwitchGuiBtn) {
+            drawSwitchGuiBtns();
+            Util.MouseHandler.loadMousePos();
+        }
     }
 
     @SuppressWarnings("unchecked")
@@ -597,6 +601,7 @@ public abstract class FCGuiMonitor<T extends IAEStack<T>> extends AEBaseMEGui
         super.onGuiClosed();
         Keyboard.enableRepeatEvents(false);
         memoryText = this.searchField.getText();
+        Util.MouseHandler.saveMousePos();
     }
 
     public void bindTextureBack(final String file) {

src/main/java/com/glodblock/github/util/Util.java

@@ -16,6 +16,7 @@ import net.minecraftforge.fluids.*;
 
 import org.apache.commons.lang3.tuple.ImmutablePair;
 import org.apache.commons.lang3.tuple.MutablePair;
+import org.lwjgl.input.Mouse;
 
 import appeng.api.AEApi;
 import appeng.api.config.Actionable;
@@ -52,6 +53,25 @@ import io.netty.buffer.ByteBuf;
 
 public final class Util {
 
+    public static class MouseHandler {
+
+        private static int mouse_x = 0;
+        private static int mouse_y = 0;
+
+        public static void saveMousePos() {
+            mouse_x = Mouse.getX();
+            mouse_y = Mouse.getY();
+        }
+
+        public static void loadMousePos() {
+            if (mouse_x != 0 && mouse_y != 0) {
+                Mouse.setCursorPosition(mouse_x, mouse_y);
+                mouse_y = 0;
+                mouse_x = 0;
+            }
+        }
+    }
+
     public static int drainItemPower(AEBaseContainer c, InventoryPlayer ip, int slot, int ticks, double pm,
             IFluidPortableCell wt) {
         final ItemStack currentItem = slot < 0 ? ip.getCurrentItem() : ip.getStackInSlot(slot);